Numbers 19:16-18

New Revised Standard Version, Anglicised

¹⁶ Whoever in the open field touches one who has been killed by a sword, or who has died naturally,^[a] or a human bone, or a grave, shall be unclean for seven days. ¹⁷ For the unclean they shall take some ashes of the burnt purification-offering, and running water shall be added in a vessel; ¹⁸ then a clean person shall take hyssop, dip it in the water, and sprinkle it on the tent, on all the furnishings, on the persons who were there, and on whoever touched the bone, the slain, the corpse, or the grave.